भुजा (2x+3) और (2x-3) वाले आयत को वर्गों के अंतर से पढ़ने पर क्षेत्रफल क्या है?

Reading a rectangle with sides (2x+3) and (2x-3) as a difference of squares, what is its area?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. \(4x^2-9\)difference

Step 1

Concept

It is ((2x)2-32=4x-2-9). In exams treat a rectangle with same center and opposite offset as a difference of squares.

Step 2

Why this answer is correct

The correct answer is B. \(4x^2-9\) / difference. It is ((2x)2-32=4x-2-9). In exams treat a rectangle with same center and opposite offset as a difference of squares.

Step 3

Exam Tip

यह ((2x)2-32=4x-2-9) है। परीक्षा में समान केंद्र और विपरीत दूरी वाले आयत को वर्गों का अंतर मानें।

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भुजा (2x+3) और (2x-3) वाले आयत को वर्गों के अंतर से पढ़ने पर क्षेत्रफल क्या है? / Reading a rectangle with sides (2x+3) and (2x-3) as a difference of squares, what is its area?

Correct Answer: B. \(4x^2-9\) / difference. Explanation: यह ((2x)2-32=4x-2-9) है। परीक्षा में समान केंद्र और विपरीत दूरी वाले आयत को वर्गों का अंतर मानें। / It is ((2x)2-32=4x-2-9). In exams treat a rectangle with same center and opposite offset as a difference of squares.

Which concept should I revise for this Mathematics MCQ?

It is ((2x)2-32=4x-2-9). In exams treat a rectangle with same center and opposite offset as a difference of squares.

What exam hint can help solve this Mathematics question?

यह ((2x)2-32=4x-2-9) है। परीक्षा में समान केंद्र और विपरीत दूरी वाले आयत को वर्गों का अंतर मानें।